Move WebFrameListenerProxy to WebFramePolicyListenerProxy, its only subclass

Move WebFrameListenerProxy to WebFramePolicyListenerProxy, its only subclass
https://bugs.webkit.org/show_bug.cgi?id=187825

Reviewed by Brady Eidson.

* CMakeLists.txt:
* UIProcess/API/C/WKPage.cpp:
* UIProcess/API/Cocoa/WKBrowsingContextController.mm:
* UIProcess/Automation/WebAutomationSession.cpp:
* UIProcess/Cocoa/WebViewImpl.mm:
* UIProcess/RemoteWebInspectorProxy.cpp:
* UIProcess/WebFormSubmissionListenerProxy.h:
(WebKit::WebFormSubmissionListenerProxy::create):
(WebKit::WebFormSubmissionListenerProxy::WebFormSubmissionListenerProxy):
* UIProcess/WebFrameListenerProxy.cpp: Removed.
* UIProcess/WebFrameListenerProxy.h: Removed.
* UIProcess/WebFramePolicyListenerProxy.cpp:
(WebKit::WebFramePolicyListenerProxy::WebFramePolicyListenerProxy):
(WebKit::WebFramePolicyListenerProxy::receivedPolicyDecision):
(WebKit::WebFramePolicyListenerProxy::changeWebsiteDataStore):
(WebKit::WebFramePolicyListenerProxy::invalidate):
(WebKit::WebFramePolicyListenerProxy::isMainFrame const):
(WebKit::WebFramePolicyListenerProxy::setNavigation):
* UIProcess/WebFramePolicyListenerProxy.h:
(WebKit::WebFramePolicyListenerProxy::listenerID const):
(WebKit::WebFramePolicyListenerProxy::operator new): Deleted.
* UIProcess/WebFrameProxy.cpp:
(WebKit::WebFrameProxy::activePolicyListenerProxy):
* UIProcess/WebFrameProxy.h:
* UIProcess/WebInspectorProxy.cpp:
* UIProcess/WebProcessPool.cpp:
* UIProcess/ios/ViewGestureControllerIOS.mm:
* UIProcess/mac/ViewGestureControllerMac.mm:
* UIProcess/mac/WKInspectorViewController.mm:
* WebKit.xcodeproj/project.pbxproj:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@234009 268f45cc-cd09-0410-ab3c-d52691b4dbfc